Древний астроном Месопотамии

Transform this person into an ancient Sumerian astronomer standing atop a Ziggurat. Wearing traditional fringed robes and heavy gold jewelry, holding a clay tablet with star charts, looking at a clear starry night sky, oil painting style. Transfer face exactly 1:1 from the uploaded photo, maintain identical facial features, body proportions and skin tone. Full body visible, centered composition, nothing cropped 8k, ultra detailed, masterpiece quality